undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/util/Optional/BasicDouble.java
+++ b/test/jdk/java/util/Optional/BasicDouble.java
@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/* @test
+ * @bug 8195649
+ * @summary Basic functional test of OptionalDouble
+ * @author Mike Duigou
+ * @build ObscureException
+ * @run testng BasicDouble
+ */
+
+import java.util.NoSuchElementException;
+import java.util.OptionalDouble;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import static org.testng.Assert.*;
+import org.testng.annotations.Test;
+
+public class BasicDouble {
+    static final double DOUBLEVAL = Math.PI;
+    static final double UNEXPECTED = 6.62607004E-34;
+
+    /**
+     * Checks a block of assertions over an empty OptionalDouble.
+     */
+    void checkEmpty(OptionalDouble empty) {
+        assertTrue(empty.equals(OptionalDouble.empty()));
+        assertTrue(OptionalDouble.empty().equals(empty));
+        assertFalse(empty.equals(OptionalDouble.of(UNEXPECTED)));
+        assertFalse(OptionalDouble.of(UNEXPECTED).equals(empty));
+        assertFalse(empty.equals("unexpected"));
+
+        assertFalse(empty.isPresent());
+        assertTrue(empty.isEmpty());
+        assertEquals(empty.hashCode(), 0);
+        assertEquals(empty.orElse(UNEXPECTED), UNEXPECTED);
+        assertEquals(empty.orElseGet(() -> UNEXPECTED), UNEXPECTED);
+
+        assertThrows(NoSuchElementException.class, () -> empty.getAsDouble());
+        assertThrows(NoSuchElementException.class, () -> empty.orElseThrow());
+        assertThrows(ObscureException.class,       () -> empty.orElseThrow(ObscureException::new));
+
+        var b = new AtomicBoolean();
+        empty.ifPresent(s -> b.set(true));
+        assertFalse(b.get());
+
+        var b1 = new AtomicBoolean(false);
+        var b2 = new AtomicBoolean(false);
+        empty.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
+        assertFalse(b1.get());
+        assertTrue(b2.get());
+
+        assertEquals(empty.toString(), "OptionalDouble.empty");
+    }
+
+    /**
+     * Checks a block of assertions over an OptionalDouble that is expected to
+     * have a particular value present.
+     */
+    void checkPresent(OptionalDouble opt, double expected) {
+        assertFalse(opt.equals(OptionalDouble.empty()));
+        assertFalse(OptionalDouble.empty().equals(opt));
+        assertTrue(opt.equals(OptionalDouble.of(expected)));
+        assertTrue(OptionalDouble.of(expected).equals(opt));
+        assertFalse(opt.equals(OptionalDouble.of(UNEXPECTED)));
+        assertFalse(OptionalDouble.of(UNEXPECTED).equals(opt));
+        assertFalse(opt.equals("unexpected"));
+
+        assertTrue(opt.isPresent());
+        assertFalse(opt.isEmpty());
+        assertEquals(opt.hashCode(), Double.hashCode(expected));
+        assertEquals(opt.orElse(UNEXPECTED), expected);
+        assertEquals(opt.orElseGet(() -> UNEXPECTED), expected);
+
+        assertEquals(opt.getAsDouble(), expected);
+        assertEquals(opt.orElseThrow(), expected);
+        assertEquals(opt.orElseThrow(ObscureException::new), expected);
+
+        var b = new AtomicBoolean(false);
+        opt.ifPresent(s -> b.set(true));
+        assertTrue(b.get());
+
+        var b1 = new AtomicBoolean(false);
+        var b2 = new AtomicBoolean(false);
+        opt.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
+        assertTrue(b1.get());
+        assertFalse(b2.get());
+
+        assertEquals(opt.toString(), "OptionalDouble[" + expected + "]");
+    }
+
+    @Test(groups = "unit")
+    public void testEmpty() {
+        checkEmpty(OptionalDouble.empty());
+    }
+
+    @Test(groups = "unit")
+    public void testPresent() {
+        checkPresent(OptionalDouble.of(DOUBLEVAL), DOUBLEVAL);
+    }
+
+    @Test(groups = "unit")
+    public void testStreamEmpty() {
+        assertEquals(OptionalDouble.empty().stream().toArray(), new double[] { });
+    }
+
+    @Test(groups = "unit")
+    public void testStreamPresent() {
+        assertEquals(OptionalDouble.of(DOUBLEVAL).stream().toArray(), new double[] { DOUBLEVAL });
+    }
+}